Menu

Versions

Dave McAllister SourceForge Editorial Staff
There is a newer version of this page. You can find it here.
# Flex SDK Versions The Flex SDK was open sourced as of version 3. Version | Last Milestone or Stable Release (download) Flex 4.6 | [November 29, 2011](Download%20Flex%204.6) Flex 4.5.1 | [June 19, 2011](Download%20Flex%204.5) Flex 4.5 | [May 2, 2011](Download%20Flex%204.5) Flex 4 | [March 21, 2010 ](Download%20Flex%204) Flex 3 | [December 11, 2009](Download%20Flex%203) ## Flex 4.6 Flex 4.6 is the next major step in cross-platform mobile application development and offers several new components and functionality specifically designed to help developers create applications for the latest mobile and tablet devices. ## Flex 4.5 The 3 primary themes of Flex's next release, code-named, Hero, are: * **Multi-Screen Development**: Allow developers to build applications that target the web, desktop or mobile devices using a single unified framework. * **Spark Maturation**: Polish and grow the Spark architecture by adding new Spark components and capabilities. * **Large-Application Development**: Support developers building large applications by improving fundamental pieces of the Flex infrastructure. ‍More details ## Flex 4 As of March 21, 2010, Flex 4 has been released. It is has 3 primary themes: * **Design in Mind**: provide a framework meant for continuous collaboration between designer and developer. * **Developer Productivity**: improve compiler performance and add productivity enhancements to language features like data binding * **Framework Evolution**: take advantage of new Flash Player capabilities and add features required by common use-cases ‍More details ## Flex 3 Flex 3 was initially released on February 25, 2008. It was focused in 4 areas: * **Designer/Developer workflow**: e.g., enhanced constraints, Flex Component Kit for Flash CS3 * **Working with data**: e.g., list effects * **Adobe AIR applications**: support in the framework for Adobe AIR features * **Platform evolution**: e.g., persistent framework caching, compiler performance ‍More details

Want the latest updates on software, tech news, and AI?
Get latest updates about software, tech news, and AI from SourceForge directly in your inbox once a month.